Stratos Multi E401N
155
12 Specifications
12.1 Power
Power supply,
terminals 17, 18
80 V (- 15 %) ... 230 (+ 10 %) V AC; approx. 15 VA; 45 … 65 Hz
24 V (- 15 %) … 60 (+ 10 %) V DC; 10 W
Overvoltage category II, protection class II, pollution degree 2
Test voltage
Type test 3 kV AC 1 min after moisture pre-treatment
Routine test 1.4 kV for 2 s
12.2 Inputs and Outputs (SELV, PELV)
Sensor input 1
for Memosens / optical sensors (SE740), galvanically isolated
Data In/Out
Asynchronous interface RS-485, 9600/19200 Bd
Power supply
3.08 V (3.02 … 3.22 V)/10 mA, R
i
< 1 Ω, short-circuit-proof
Input 2
For analog measuring module / Memosens module, galvanically isolated
Data In/Out
Asynchronous interface RS-485, 9600 Bd
Power supply
3.08 V (3.02 … 3.22 V)/10 mA, R
i
< 1 Ω, short-circuit-proof
Input OK1, OK2
Galvanically isolated (optocoupler)
Switching between parameter sets A/B, flow measurement, function check
Parameter set switching
(OK1)
Relay input 0 … 2 V (AC/DC) parameter set A
Relay input 10 … 30 V (AC/DC) parameter set B
Control current 5 mA
Flow
(OK1)
Pulse input for flow measurement 0 … 100 pulses per second
Display: 00.0 … 99.9 l/h
Message via 22 mA, alarm contact or limit contacts
Function check
Function check inactive: Switching voltage 0 ... 2 V (AC/DC)
Function check active: Switching voltage 10 ... 30 V (AC/DC)
Current input
TAN option FW-E051
Current input 0/4 ... 20 mA at 50 Ω
Input of pressure measured values from external sensors
Supplied current must be galvanically isolated.
Start/end of scale
Within range
Characteristic
Linear
Resolution
Approx. 0.05 mA
Measurement error
1)
< 1 % of current value + 0.1 mA
Power Out
Power supply output, short circuit-proof, 0.5 W, for operating the SE740 sensor
Off; 3.1 V (2.99 … 3.25 V); 14 V (12.0 … 16.0 V); 24 V (23.5 … 24.9 V)
Output 1, 2
Out 1, Out 2
0/4 ... 20 mA, floating, load resistance up to 500 Ω
Output 1: HART communication with 4 ... 20 mA
Output 2 galvanically connected with outputs 3 and 4
Failure message
3.6 mA (with 4 … 20 mA) or 22 mA, user-defined
Active
Max. 11 V
Passive
Supply voltage 3 … 24 V
Process variable
Selection from all available process variables
Start/end of scale
Configurable within selected range
Characteristic
Linear, bi-/trilinear, or logarithmic
Output filter
PT1 filter, filter time constant 0 ... 120 s
Measurement error
1)
< 0.25 % of current value + 0.025 mA
1)
At rated operating conditions